! Started logfile: J1727+4530_X_2008_04_02_pus_uvs.log on Sun Feb 21 20:52:04 2010 obs J1727+4530_X_2008_04_02_pus_uva.fits ! Reading UV FITS file: J1727+4530_X_2008_04_02_pus_uva.fits ! AN table 1: 312 integrations on 120 of 120 possible baselines. ! AN table 2: 34 integrations on 120 of 120 possible baselines. ! AN table 3: 31 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.145248 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1727+4530 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2284 lines of history. ! ! Reading 26284 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 3416 telescope corrections were flagged in sub-array 1. ! A total of 472 telescope corrections were flagged in sub-array 2. ! A total of 273 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 3416 telescope corrections were flagged in sub-array 1. ! A total of 472 telescope corrections were flagged in sub-array 2. ! A total of 273 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 3416 telescope corrections were flagged in sub-array 1. ! A total of 472 telescope corrections were flagged in sub-array 2. ! A total of 273 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 3416 telescope corrections were flagged in sub-array 1. ! A total of 472 telescope corrections were flagged in sub-array 2. ! A total of 273 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.840613Jy sigma=0.007234 ! Fit after self-cal, rms=0.693397Jy sigma=0.006077 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.79 mas, bmaj=1.087 mas, bpa=12.78 degrees ! Estimated noise=1091.44 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.258594 Jy ! Component: 100 - total flux cleaned = 0.314989 Jy ! Total flux subtracted in 100 components = 0.314989 Jy ! Clean residual min=-0.008480 max=0.015862 Jy/beam ! Clean residual mean=-0.000000 rms=0.002089 Jy/beam ! Combined flux in latest and established models = 0.314989 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.314989 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187504Jy sigma=0.001232 ! Fit after self-cal, rms=0.187494Jy sigma=0.001232 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0149448 Jy ! Component: 100 - total flux cleaned = 0.022014 Jy ! Total flux subtracted in 100 components = 0.022014 Jy ! Clean residual min=-0.007496 max=0.008352 Jy/beam ! Clean residual mean=-0.000000 rms=0.001774 Jy/beam ! Combined flux in latest and established models = 0.337003 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.337003 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186422Jy sigma=0.001214 ! Fit after self-cal, rms=0.186432Jy sigma=0.001213 ! Inverting map print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9474 mas, bmaj=1.355 mas, bpa=15.61 degrees ! Estimated noise=512.35 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.2, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00996521 Jy ! Component: 100 - total flux cleaned = 0.0147664 Jy ! Component: 150 - total flux cleaned = 0.0165434 Jy ! Component: 200 - total flux cleaned = 0.0171264 Jy ! Total flux subtracted in 200 components = 0.0171264 Jy ! Clean residual min=-0.004317 max=0.004449 Jy/beam ! Clean residual mean=-0.000024 rms=0.000921 Jy/beam ! Combined flux in latest and established models = 0.354129 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 33 components and 0.354129 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185980Jy sigma=0.001206 ! Fit after self-cal, rms=0.185913Jy sigma=0.001206 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 396 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 HH 1.00* HN 1.06 ! KK 1.02 KP 1.03 LA 1.01 MK 1.00 ! NL 1.06 NY 1.02 ON 1.00* OV 1.01 ! PT 1.00 SC 0.98 WZ 1.00* ZC 1.00* ! ! A total of 72 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.00 HH 1.00* HN 0.98 ! KK 1.00* KP 1.01 LA 0.99 MK 1.00* ! NL 0.95 NY 1.00* ON 1.00* OV 1.09 ! PT 1.03 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 396 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HH 1.00* HN 1.04 ! KK 1.02 KP 1.00 LA 0.99 MK 0.99 ! NL 1.01 NY 1.03 ON 1.00* OV 0.99 ! PT 0.98 SC 0.94 WZ 1.00* ZC 1.00* ! ! A total of 72 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.99 HH 1.00* HN 1.01 ! KK 1.00* KP 0.96 LA 0.98 MK 1.00* ! NL 0.94 NY 1.00* ON 1.00* OV 1.00 ! PT 0.97 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 396 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HH 1.00* HN 1.00 ! KK 1.08 KP 1.01 LA 1.01 MK 1.00 ! NL 1.00 NY 0.96 ON 1.00* OV 1.02 ! PT 0.97 SC 0.97 WZ 1.00* ZC 1.00* ! ! A total of 72 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.98 HH 1.00* HN 0.96 ! KK 1.00* KP 0.98 LA 1.00 MK 1.00* ! NL 0.97 NY 1.00* ON 1.00* OV 1.04 ! PT 0.98 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 396 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HH 1.00* HN 1.01 ! KK 1.01 KP 0.98 LA 1.02 MK 0.99 ! NL 1.00 NY 0.94 ON 1.00* OV 1.00 ! PT 0.96 SC 0.99 WZ 1.00* ZC 1.00* ! ! A total of 72 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.97 HH 1.00* HN 1.02 ! KK 1.00* KP 0.96 LA 0.98 MK 1.00* ! NL 1.00 NY 1.00* ON 1.00* OV 1.02 ! PT 0.94 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.185913Jy sigma=0.001206 ! Fit after self-cal, rms=0.184166Jy sigma=0.001214 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9341 mas, bmaj=1.377 mas, bpa=17.57 degrees ! Estimated noise=522.705 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00206136 Jy ! Component: 100 - total flux cleaned = 0.00233145 Jy ! Component: 150 - total flux cleaned = 0.00244594 Jy ! Component: 200 - total flux cleaned = 0.00249253 Jy ! Total flux subtracted in 200 components = 0.00249253 Jy ! Clean residual min=-0.003096 max=0.003050 Jy/beam ! Clean residual mean=-0.000023 rms=0.000692 Jy/beam ! Combined flux in latest and established models = 0.356622 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 47 components and 0.356622 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184102Jy sigma=0.001213 ! Fit after self-cal, rms=0.184118Jy sigma=0.001213 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184118Jy sigma=0.001213 ! Fit after self-cal, rms=0.183965Jy sigma=0.001213 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9334 mas, bmaj=1.376 mas, bpa=17.53 degrees ! Estimated noise=522.56 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000891041 Jy ! Component: 100 - total flux cleaned = 0.00102133 Jy ! Component: 150 - total flux cleaned = 0.00102329 Jy ! Component: 200 - total flux cleaned = 0.000990662 Jy ! Total flux subtracted in 200 components = 0.000990662 Jy ! Clean residual min=-0.003046 max=0.002937 Jy/beam ! Clean residual mean=-0.000024 rms=0.000667 Jy/beam ! Combined flux in latest and established models = 0.357612 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 55 components and 0.357612 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183936Jy sigma=0.001213 ! Fit after self-cal, rms=0.183935Jy sigma=0.001212 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000122412 Jy ! Component: 100 - total flux cleaned = 0.00012388 Jy ! Component: 150 - total flux cleaned = 0.000124458 Jy ! Component: 200 - total flux cleaned = 9.8191e-05 Jy ! Total flux subtracted in 200 components = 9.8191e-05 Jy ! Clean residual min=-0.003061 max=0.002953 Jy/beam ! Clean residual mean=-0.000024 rms=0.000663 Jy/beam ! Combined flux in latest and established models = 0.357711 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 61 components and 0.357711 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183920Jy sigma=0.001212 ! Fit after self-cal, rms=0.183919Jy sigma=0.001212 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183919Jy sigma=0.001212 ! Fit after self-cal, rms=0.183846Jy sigma=0.001212 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9336 mas, bmaj=1.375 mas, bpa=17.45 degrees ! Estimated noise=522.869 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000333434 Jy ! Component: 100 - total flux cleaned = 0.000332709 Jy ! Component: 150 - total flux cleaned = 0.000334257 Jy ! Component: 200 - total flux cleaned = 0.000335042 Jy ! Total flux subtracted in 200 components = 0.000335042 Jy ! Clean residual min=-0.003041 max=0.002919 Jy/beam ! Clean residual mean=-0.000024 rms=0.000656 Jy/beam ! Combined flux in latest and established models = 0.358046 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 65 components and 0.358046 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183835Jy sigma=0.001212 ! Fit after self-cal, rms=0.183834Jy sigma=0.001212 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000100576 Jy ! Component: 100 - total flux cleaned = 0.000100985 Jy ! Component: 150 - total flux cleaned = 8.09624e-05 Jy ! Component: 200 - total flux cleaned = 6.18158e-05 Jy ! Total flux subtracted in 200 components = 6.18158e-05 Jy ! Clean residual min=-0.003043 max=0.002945 Jy/beam ! Clean residual mean=-0.000024 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 0.358107 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 69 components and 0.358107 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183826Jy sigma=0.001212 ! Fit after self-cal, rms=0.183826Jy sigma=0.001212 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183826Jy sigma=0.001212 ! Fit after self-cal, rms=0.183660Jy sigma=0.001212 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.124 mas, bmaj=2.861 mas, bpa=32.61 degrees ! Estimated noise=619.757 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000838923 Jy ! Component: 100 - total flux cleaned = 0.000862171 Jy ! Component: 150 - total flux cleaned = 0.000828029 Jy ! Component: 200 - total flux cleaned = 0.000828083 Jy ! Total flux subtracted in 200 components = 0.000828083 Jy ! Clean residual min=-0.002696 max=0.002637 Jy/beam ! Clean residual mean=-0.000062 rms=0.000798 Jy/beam ! Combined flux in latest and established models = 0.358936 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 75 components and 0.358935 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183664Jy sigma=0.001212 ! Fit after self-cal, rms=0.183659Jy sigma=0.001212 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000152792 Jy ! Component: 100 - total flux cleaned = 0.00018038 Jy ! Component: 150 - total flux cleaned = 0.00018032 Jy ! Component: 200 - total flux cleaned = 0.000180892 Jy ! Total flux subtracted in 200 components = 0.000180892 Jy ! Clean residual min=-0.002755 max=0.002506 Jy/beam ! Clean residual mean=-0.000061 rms=0.000796 Jy/beam ! Combined flux in latest and established models = 0.359116 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 80 components and 0.359116 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183662Jy sigma=0.001212 ! Fit after self-cal, rms=0.183660Jy sigma=0.001212 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Estimated beam: bmin=0.9334 mas, bmaj=1.374 mas, bpa=17.43 degrees ! Estimated noise=522.902 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9334 x 1.374 at 17.43 degrees (North through East) ! Clean map min=-0.0024454 max=0.32934 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7721 mas, bmaj=1.102 mas, bpa=14 degrees ! Estimated noise=1121.96 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.256062 Jy ! Component: 100 - total flux cleaned = 0.311902 Jy ! Component: 150 - total flux cleaned = 0.328627 Jy ! Component: 200 - total flux cleaned = 0.338594 Jy ! Total flux subtracted in 200 components = 0.338594 Jy ! Clean residual min=-0.006271 max=0.007407 Jy/beam ! Clean residual mean=-0.000007 rms=0.001630 Jy/beam ! Combined flux in latest and established models = 0.338594 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.338594 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9334 mas, bmaj=1.374 mas, bpa=17.43 degrees ! Estimated noise=522.902 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00915196 Jy ! Component: 100 - total flux cleaned = 0.0141868 Jy ! Component: 150 - total flux cleaned = 0.016714 Jy ! Component: 200 - total flux cleaned = 0.0174571 Jy ! Total flux subtracted in 200 components = 0.0174571 Jy ! Clean residual min=-0.003023 max=0.003633 Jy/beam ! Clean residual mean=-0.000024 rms=0.000708 Jy/beam ! Combined flux in latest and established models = 0.356051 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 42 components and 0.356051 Jy ! Inverting map ! Added new window around map position (19.4, 23.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00185057 Jy ! Component: 100 - total flux cleaned = 0.00168141 Jy ! Component: 150 - total flux cleaned = 0.00175681 Jy ! Component: 200 - total flux cleaned = 0.00182413 Jy ! Total flux subtracted in 200 components = 0.00182413 Jy ! Clean residual min=-0.003015 max=0.002750 Jy/beam ! Clean residual mean=-0.000023 rms=0.000681 Jy/beam ! Combined flux in latest and established models = 0.357875 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 59 components and 0.357875 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.124 mas, bmaj=2.861 mas, bpa=32.61 degrees ! Estimated noise=619.757 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125261 Jy ! Component: 100 - total flux cleaned = 0.00120424 Jy ! Component: 150 - total flux cleaned = 0.00120396 Jy ! Component: 200 - total flux cleaned = 0.00123414 Jy ! Total flux subtracted in 200 components = 0.00123414 Jy ! Clean residual min=-0.002950 max=0.002781 Jy/beam ! Clean residual mean=-0.000068 rms=0.000804 Jy/beam ! Combined flux in latest and established models = 0.35911 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.17204e-05 Jy ! Component: 100 - total flux cleaned = 9.97054e-05 Jy ! Component: 150 - total flux cleaned = 0.000121847 Jy ! Component: 200 - total flux cleaned = 0.000164281 Jy ! Total flux subtracted in 200 components = 0.000164281 Jy ! Clean residual min=-0.002887 max=0.002677 Jy/beam ! Clean residual mean=-0.000069 rms=0.000791 Jy/beam ! Combined flux in latest and established models = 0.359274 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 80 components and 0.359274 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9334 mas, bmaj=1.374 mas, bpa=17.43 degrees ! Estimated noise=522.902 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000437225 Jy ! Component: 100 - total flux cleaned = -0.000375511 Jy ! Component: 150 - total flux cleaned = -0.000374007 Jy ! Component: 200 - total flux cleaned = -0.000374245 Jy ! Total flux subtracted in 200 components = -0.000374245 Jy ! Clean residual min=-0.002878 max=0.002550 Jy/beam ! Clean residual mean=-0.000025 rms=0.000648 Jy/beam ! Combined flux in latest and established models = 0.3589 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 92 components and 0.3589 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183563Jy sigma=0.001211 ! Fit after self-cal, rms=0.183554Jy sigma=0.001211 wmodel J1727+4530_X_2008_04_02_pus_map.mod ! Writing 92 model components to file: J1727+4530_X_2008_04_02_pus_map.mod wobs J1727+4530_X_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J1727+4530_X_2008_04_02_pus_uvs.fits wwins J1727+4530_X_2008_04_02_pus_map.win ! wwins: Wrote 3 windows to J1727+4530_X_2008_04_02_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00132329 Jy ! Component: 100 - total flux cleaned = -0.00232806 Jy ! Component: 150 - total flux cleaned = -0.00276913 Jy ! Component: 200 - total flux cleaned = -0.00323071 Jy ! Component: 250 - total flux cleaned = -0.00347491 Jy ! Component: 300 - total flux cleaned = -0.00387018 Jy ! Component: 350 - total flux cleaned = -0.00425665 Jy ! Component: 400 - total flux cleaned = -0.00452141 Jy ! Component: 450 - total flux cleaned = -0.00481892 Jy ! Component: 500 - total flux cleaned = -0.00507443 Jy ! Component: 550 - total flux cleaned = -0.00536156 Jy ! Component: 600 - total flux cleaned = -0.00557343 Jy ! Component: 650 - total flux cleaned = -0.0057823 Jy ! Component: 700 - total flux cleaned = -0.0059884 Jy ! Component: 750 - total flux cleaned = -0.0062249 Jy ! Component: 800 - total flux cleaned = -0.00639139 Jy ! Component: 850 - total flux cleaned = -0.00662122 Jy ! Component: 900 - total flux cleaned = -0.00681568 Jy ! Component: 950 - total flux cleaned = -0.00700759 Jy ! Component: 1000 - total flux cleaned = -0.00716556 Jy ! Component: 1050 - total flux cleaned = -0.00744662 Jy ! Component: 1100 - total flux cleaned = -0.00753952 Jy ! Component: 1150 - total flux cleaned = -0.00778417 Jy ! Component: 1200 - total flux cleaned = -0.00790515 Jy ! Component: 1250 - total flux cleaned = -0.00811454 Jy ! Component: 1300 - total flux cleaned = -0.0082331 Jy ! Component: 1350 - total flux cleaned = -0.00840876 Jy ! Component: 1400 - total flux cleaned = -0.00843791 Jy ! Component: 1450 - total flux cleaned = -0.00855323 Jy ! Component: 1500 - total flux cleaned = -0.00863917 Jy ! Component: 1550 - total flux cleaned = -0.00875259 Jy ! Component: 1600 - total flux cleaned = -0.00889289 Jy ! Component: 1650 - total flux cleaned = -0.00889294 Jy ! Component: 1700 - total flux cleaned = -0.00903081 Jy ! Component: 1750 - total flux cleaned = -0.0090034 Jy ! Component: 1800 - total flux cleaned = -0.00916677 Jy ! Component: 1850 - total flux cleaned = -0.00924769 Jy ! Component: 1900 - total flux cleaned = -0.00940823 Jy ! Component: 1950 - total flux cleaned = -0.00940801 Jy ! Component: 2000 - total flux cleaned = -0.00956582 Jy ! Total flux subtracted in 2048 components = -0.0095658 Jy ! Clean residual min=-0.001532 max=0.001432 Jy/beam ! Clean residual mean=-0.000014 rms=0.000454 Jy/beam ! Combined flux in latest and established models = 0.349334 Jy keep ! Adding 121 model components to the UV plane model. ! The established model now contains 212 components and 0.349334 Jy wmap "J1727+4530_X_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9334 x 1.374 at 17.43 degrees (North through East) ! Clean map min=-0.002571 max=0.32783 Jy/beam ! Writing clean map to FITS file: J1727+4530_X_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.32783 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000453463 device "J1727+4530_X_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1727+4530_X_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.414968 0.414968 0.829935 1.65987 3.31974 6.63948 13.279 26.5579 53.1159 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.327 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9334 x 1.374 at 17.43 degrees (North through East) ! Clean map min=-0.002571 max=0.32783 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1727+4530_X_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1727+4530_X_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1727+4530_X_2008_04_02_pus_uvs.log closed on Sun Feb 21 20:52:11 2010